Side by side comparison and review of JBL Free II and Sennheiser CX Plus. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | JBL Free II | Sennheiser CX Plus |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 4.8 g | - | |
| Dimensions & Weight Details | Earphone: 4.8 g Charging case: 52 g |
Earbud: 5.9 cm x 3.38 cm x 4.23 cm / 6 g Charging case: 35 g |
|
| Colour | Black | White | White | Black | |
| Protection | Splashproof, IPX4 | Splashproof, IPX4 | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | JBL Free II | Sennheiser CX Plus |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Sennheiser CX Plus have a more advanced version of Bluetooth than JBL Free II. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX Adaptive | |
| Active Noise Cancelling | - | Yes | Sennheiser CX Plus are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Bass Boost | |
| Frequency Response | 20 - 20000 Hz | 5 - 21000 Hz | Sennheiser CX Plus offer a larger frequency range than JBL Free II. |
| Sensitivity | 100 dB | - | |
| Impedance | 16 Ohm | - | |
| Max Sound Pressure | 95 dB | - | |
| Diaphragm | 5.6 mm | 7 mm | Sennheiser CX Plus have a thicker diaphragm than JBL Free II. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 1 | |
| Features | - | TrueResponse technology |
| MICROPHONE | JBL Free II | Sennheiser CX Plus |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -38 dBV/Pascal | - | |
| Microphones Included | - | 4 |
| CABLE | JBL Free II | Sennheiser CX Plus |
|---|
| Cable Type | USB-C charge cable | USB-C charge cable - detachable |
|---|
| FEATURES | JBL Free II | Sennheiser CX Plus |
|---|
| Features | Touch control | Touch control | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Siri, Google Assistant |
| BATTERY AND CHARGING | JBL Free II | Sennheiser CX Plus |
|---|
| Battery Type | 2 x headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 55 mAh | 55 mAh | Both headphones are designed with the same battery capacity. |
| Battery Life | 6 hour(s) | - | |
| Battery Life Details | (with included charging case): up to 24 hours | Continuous playback (with included charging case): up to 24 hours | |
| Charging Time | 2 hour(s) | 1.5 hour(s) | Sennheiser CX Plus recharge faster than JBL Free II. |
| Included Qty | 2 | 2 |
| OTHERS | JBL Free II | Sennheiser CX Plus |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), charging case (650 mAh) | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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